Finding the Fourth Proportional to 1,139,160.05, 1,571,300.19 and 730,614.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,160.05 : 1,571,300.19 = 730,614.78 : x
2. Step 2: Convert to fraction form
   1,139,160.05/1,571,300.19 = 730,614.78/x
3. Step 3: Cross multiply
   1,139,160.05x = 1,571,300.19 × 730,614.78
4. Step 4: Simplify right side
   1,139,160.05x = 1,148,015,141,442.36
5. Step 5: Solve for x
   x = 1,148,015,141,442.36/1,139,160.05
6. Step 6: Final answer
   x = 1,007,773.35